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Finding the Fourth Proportional to 479,097.89, 719,145.29 and 352,880.65

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Solution

The fourth proportional to 479,097.89, 719,145.29 and 352,880.65 is: 529,688.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,097.89 : 719,145.29 = 352,880.65 : x
  2. Step 2: Convert to fraction form
    479,097.89/719,145.29 = 352,880.65/x
  3. Step 3: Cross multiply
    479,097.89x = 719,145.29 × 352,880.65
  4. Step 4: Simplify right side
    479,097.89x = 253,772,457,175.82
  5. Step 5: Solve for x
    x = 253,772,457,175.82/479,097.89
  6. Step 6: Final answer
    x = 529,688.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.